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AB is tangent to the circle. If mBD is 70°, and mBC is 160°, find the value of ĐA.
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AB is tangent to the circle. If mBD is 70°, and mBC is 160°, find the value of ĐA.

AB is tangent to the circle. If mBD is 70°, and mBC is 160°, find the value of ĐA-example-1
User Juan Ramos
by
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1 Answer

11 votes

Answer: 45 degrees

Explanation:

(160-70)/2= 45

User Shane Wealti
by
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